3-Amino-2-(trifluoromethoxy)-5-(trifluoromethyl)pyridine-6-acetonitrile
3-Amino-2-(trifluoromethoxy)-4-(trifluoromethyl)pyridine-6-acetonitrile
4-Amino-3-(difluoromethyl)-6-(trifluoromethoxy)-2-(trifluoromethyl)pyridine
4-Amino-3-(difluoromethyl)-5-(trifluoromethoxy)-2-(trifluoromethyl)pyridine